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<?php defined("SYSPATH") or die("No direct script access.");
/**
* Gallery - a web based photo album viewer and editor
* Copyright (C) 2000-2013 Bharat Mediratta
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
class G2_Controller extends Controller {
/**
* Redirect Gallery 2 urls to their appropriate matching Gallery 3 url.
*
* We use mod_rewrite to create this path, so Gallery2 urls like this:
* /gallery2/v/Family/Wedding.jpg.html
* /gallery2/main.php?g2_view=core.ShowItem&g2_itemId=1234
*
* Show up here like this:
* /g2/map?path=v/Family/Wedding.jpg.html
* /g2/map?g2_view=core.ShowItem&g2_itemId=1931
*/
public function map() {
$input = Input::instance();
$path = $input->get("path");
$id = $input->get("g2_itemId");
$view = $input->get("g2_view");
// Tags did not have mappings created, so we need to catch them first. However, if a g2_itemId was
// passed, we'll want to show lookup the mapping anyway
if (($path && 0 === strpos($path, "tag/")) || $view == "tags.VirtualAlbum") {
if (0 === strpos($path, "tag/")) {
$tag_name = substr($path, 4);
}
if ($view == "tags.VirtualAlbum") {
$tag_name = $input->get("g2_tagName");
}
if (!$id) {
url::redirect("tag_name/$tag_name", 301);
}
$tag = ORM::factory("tag")->where("name", "=", $tag_name)->find();
if ($tag->loaded()) {
item::set_display_context_callback("Tag_Controller::get_display_context", $tag->id);
// We want to show the item as part of the tag virtual album. Most of this code is below; we'll
// change $path and $view to let it fall through
$view = "";
$path = "";
}
}
if (($path && $path != 'index.php' && $path != 'main.php') || $id) {
if ($id) {
// Requests by id are either core.DownloadItem or core.ShowItem requests. Later versions of
// Gallery 2 don't specify g2_view if it's the default (core.ShowItem). And in some cases
// (bbcode, embedding) people are using the id style URLs although URL rewriting is enabled.
$where = array(array("g2_id", "=", $id));
if ($view == "core.DownloadItem") {
$where[] = array("resource_type", "IN", array("file", "resize", "thumbnail", "full"));
} else if ($view) {
$where[] = array("g2_url", "LIKE", "%" . Database::escape_for_like("g2_view=$view") . "%");
} // else: Assuming that the first search hit is sufficiently good.
} else if ($path) {
$where = array(array("g2_url", "IN", array($path, str_replace(" ", "+", $path))));
} else {
throw new Kohana_404_Exception();
}
$g2_map = ORM::factory("g2_map")
->merge_where($where)
->find();
if (!$g2_map->loaded()) {
throw new Kohana_404_Exception();
}
$item = ORM::factory("item", $g2_map->g3_id);
if (!$item->loaded()) {
throw new Kohana_404_Exception();
}
$resource_type = $g2_map->resource_type;
} else {
$item = item::root();
$resource_type = "album";
}
access::required("view", $item);
// Redirect the user to the new url
switch ($resource_type) {
case "thumbnail":
url::redirect($item->thumb_url(true), 301);
case "resize":
url::redirect($item->resize_url(true), 301);
case "file":
case "full":
url::redirect($item->file_url(true), 301);
case "item":
case "album":
url::redirect($item->abs_url(), 301);
case "group":
case "user":
default:
throw new Kohana_404_Exception();
}
}
}
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